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80076018960 = 24335716332491
BaseRepresentation
bin100101010010011100…
…1110001010100010000
321122200122011020102000
41022210321301110100
52302443430101320
6100441510554000
75533233634140
oct1124471612420
9248618136360
1080076018960
1130a61909273
1213629368900
137721b00152
143c38cc6920
152139ed7c90
hex12a4e71510

80076018960 has 320 divisors, whose sum is σ = 317163509760. Its totient is φ = 18190241280.

The previous prime is 80076018941. The next prime is 80076018983. The reversal of 80076018960 is 6981067008.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2448315 + ... + 2480805.

It is an arithmetic number, because the mean of its divisors is an integer number (991135968).

Almost surely, 280076018960 is an apocalyptic number.

80076018960 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 80076018960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (158581754880).

80076018960 is an abundant number, since it is smaller than the sum of its proper divisors (237087490800).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

80076018960 is a wasteful number, since it uses less digits than its factorization.

80076018960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32683 (or 32671 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 45.

The spelling of 80076018960 in words is "eighty billion, seventy-six million, eighteen thousand, nine hundred sixty".